BFJ Newest Ant Man Mask Protective Antman Helmet for Christmas Cosplay Costumes Made of high level PVC material, verisimilar appearance. Including: one mask Head circumference: under 70cm, fits for most of adults Size: the length is about 31cm, the height is about 28cm, the width is about 22cm.(Dimensions are measured by hand, may be 1-2 cm deviations) Great for Halloween,Christmas and Cosplay Conventions.